SQL Pro · TRANSACTION · SAVEPOINT · ROLLBACK
Protect a billing change 2 training scenario
Commit a correct change and undo only the incorrect step. You must produce the result, check it on the source data and explain what it allows you to decide in this billing system.
SQL Essentials
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Protect a billing change 2 training scenario is part of the complete programme: 38 lessons, 62 verifiable exercises and 8 published guided projects.
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